Copper thru-hole coating thickness gauge.
The CMI 511 Plated Thru-hole Measurement Gauge is a handheld coating thickness gauge that is specifically designed for PCB electronics manufacturers who require quick, easy, accurate and repeatable thru-hole measurements on PCB boards prior to and after etching.
Includes: CMI 511 Gauge, one Replaceable External ETP Through Hole Probe, ETP Standard for verification and calibration, one 9V battery, PC Link Software, protective case, Quick Start Guide, Certificate of Calibration traceable to NIST, 1-year warranty.